World Food Programme Ambassador singer Christina Aguilera (L) and US Secretary of State Hillary Clinton pose for a photo next to this year's McGovern Awards that were given to Aguilera and David Novak of Yum Brands, for their help fighting global hunger, on October 3, 2012, at the US Department of State in Washington, DC. AFP Photo/Paul J. Richards (Photo credit should read PAUL J. RICHARDS/AFP/GettyImages)